He did state, however, that the program was initially engendered by a concern that the Soviets and other enemies of the United States would get ahead of the U.S. in this field.
He did state, however, that the program was initially engendered by a concern that the Soviets and other enemies of the United States would get ahead of the U.S. in this field.
他是为国家，而这个项目最初却造成苏联及美国的其他敌人在这个领域走在了美国前列。